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Category: Severe convection

Severe Weather and Tornadoes over Oklahoma

Oklahoma City and surrounding areas were struck with severe weather last night, the night of Wednesday 2023-04-19. Nine tornadoes touched down in Oklahoma, making a total of 15 tornadoes from the storm system. Tornadoes were also reported in Nebraska and Iowa. This severe weather took the lives of three Oklahomans.... Read More

Severe thunderstorms across the Mid-South and Midwest

A strong cold front (surface analyses) was moving eastward from the southern Plains toward the lower Mississippi Valley on 15 April 2023 — GOES-16 (GOES-East) Total Precipitable Water and Lifted Index / Convective Available Potential Energy Derived Stability Indices (above) revealed a broad corridor of moisture and instability ahead of the cold front.1-minute Mesoscale Domain Sector GOES-16 “Red” Visible... Read More

Recent results from a numerical model input with Polar Hyperspectral Soundings fused with ABI data (Convective Weather edition)

The recent bouts of severe weather (See this blog post about the 31 March outbreak, or this one about the 4 April outbreak) over the central United States mean an opportunity to compare Numerical Model output from models that are initialized with temperature/moisture profiles derived from Polar Hyperspectral Soundings (using both infrared and microwave data from CrIS/ATMS or IASI/AMSU/MHS) to models... Read More